-12-8=d

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Solution for -12-8=d equation:


Simplifying
-12 + -8 = d

Combine like terms: -12 + -8 = -20
-20 = d

Solving
-20 = d

Solving for variable 'd'.

Move all terms containing d to the left, all other terms to the right.

Add '-1d' to each side of the equation.
-20 + -1d = d + -1d

Combine like terms: d + -1d = 0
-20 + -1d = 0

Add '20' to each side of the equation.
-20 + 20 + -1d = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -1d = 0 + 20
-1d = 0 + 20

Combine like terms: 0 + 20 = 20
-1d = 20

Divide each side by '-1'.
d = -20

Simplifying
d = -20

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